Portion of a vehicle exterior



FIG. 1 is a perspective view of a portion of a vehicle exterior showingour new design;

FIG. 2 is a front elevational view thereof; and,

FIG. 3 is a side elevational view, the opposite side elevational viewbeing a mirror image thereof.

The broken line showing of the rectangular shape in the center of thegrille depicts environmental subject matter and forms no part of theclaimed design.

The ornamental design for a portion of a vehicle exterior, as shown anddescribed.